Don't grow up....
Just grow better with time and grow more experienced with age.
Keep being passionate about whatever you do.
Keep trying new things.
Keep patient and keep trying your best.
When your passion start to fade,
stop and re-assess who you are,
what you are doing and where your path is leading.
The path to God is straight through willful surrender to God....
We know that from Quran but the paths of life we walk are adventurous and twisty if, that is we want them to be....